题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192730-51115.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192730-75557.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192730-79711.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192730-59246.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192730-85985.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192731-56556.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192731-59871.gif)
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192721-23711.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192721-99111.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192721-33532.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192721-78143.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-61174.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-50108.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-37941.gif)
(1)求椭圆
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-50108.gif)
(2)过点
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-15675.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-28885.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-50108.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192723-75477.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192723-26107.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192722-50108.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192723-91703.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192723-57007.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192723-44372.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192712-90041.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192712-76464.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192712-99867.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192712-71144.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192713-14396.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192713-55207.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192702-81250.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192702-92142.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-87467.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-79675.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-21484.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-79675.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-96134.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192704-17698.gif)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192703-79675.gif)
(2)证明:直线
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192704-96704.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192658-98846.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192658-38498.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192659-82897.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192659-87679.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192658-38498.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192659-87679.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192659-82897.gif)
(A)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192653-21417.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192654-91568.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192654-44527.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023192654-57485.gif)
最新试题
- 1已知双曲线C:x24-y2=1,P为C上的任意点.(1)求证:点P到双曲线C的两条渐近线的距离的乘积是一个常数;(2)设
- 2In the thrilling activity of bungee jumping, most matters
- 3The government must be very ________ about setting policies
- 4In general, it seems reasonable to suppose that we should pr
- 5阅读下面的文言文,完成小题。程氏爱鸟吾昔少年时,所居书室前,有竹柏杂花,丛生满庭,众鸟巢其上。武阳君1恶***生,儿童婢仆,
- 6祖国大陆最后一个获得解放的地区是[ ]A.西藏 B.新疆 C.青海 D.香港
- 7下列命题中,正确的是A.全等三角形的高相等B.全等三角形的中线相等C.全等三角形的角平分线相等D.全等三角形对应边上的高
- 8You get a new bicycle as a reward for doing well in the
- 9九年级(3)班学生到学校阅览室上课外阅读课,班长问老师要分成几个小组,老师风趣地说:假如我把43本书分给各个组,若每组8
- 10完成对话:(10分)A. He is proud of her.B . How long will she stay t
热门考点
- 1与y=|x|为同一函数的是[ ]A.B.C.D.
- 2用一个网罩将一片草场罩起来,草可能会被虫子吃光了,其主要原因是( )A.罩住后虫子的天敌进不去,虫子的数量迅速增加,把
- 3具有变态发育的一组动物是( )①蝗虫 ②鳄鱼 ③蜜蜂 ④蟾蜍.A.①②B.①③④C.①②③D.①②
- 4DNA分子在细胞的自我复制发生在[ ]A.在有丝分裂前期或减数分裂第一次分裂前期 B.在有丝分裂中期或减数分裂第
- 5动物通过各自特有的运动方式,可以A.主动出击获取食物B.完成求偶、交配,利于个体生存和繁衍C.逃避敌害利于生活D.以上三
- 6如图所示,电解槽A与电炉B并联后接到电源上;电源内阻r=1 Ω,电炉电阻R=19 Ω,电解槽电阻r=0.5 Ω。当S1闭
- 7按括号内的要求改写句子。1. I don"t mind cooking.(就画线部分提问) __
- 8一把杆秤原来很准确,但跟它配套的秤砣不小心被碰掉了一小块,再用它称量物体时,称量结果将( )A.不变B.偏小C.偏大D
- 9下图中,下层相邻物质间两两化合,转化为上层对应的物质,请在图示中的横线上填写符合要求的物质的化学式。
- 10我们生活在声音的海洋里,鸟语、流水潺潺、琴声悠悠等,这些声音都是由于物体的______而产生的.音调是指声音的_____